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Stress-B 100

product on market Tablet or Pill Highland Laboratories Safety: 87/100
87/100

This product is generally safe

  • Niacinamide: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)
  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 69% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains a blend of B-vitamins and vitamin C, which are supported by strong evidence for energy metabolism and immune function. These nutrients play essential roles in cellular processes and nervous system maintenance. The overall evidence coverage for this specific combination is limited.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Niacinamide: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)

Contains proprietary blend — exact ingredient amounts not disclosed

Label

Product Label

Label for Stress-B 100
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Vegetarian Tablet(s)
Serving Size
Other Combinations
Product Type
69%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
500 mg (833% DV)
100 mg (6666% DV)
83.3× RDA — above typical dose 76 studies (A:0, B:33)
100 mg (5882% DV)
76.9× RDA — above typical dose 13 studies (A:0, B:1)
100 mg (500% DV)
Exceeds UL by 2.9× (UL: 35 mg) 196 studies (A:5, B:63)
100 mg (5000% DV)
76.9× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
400 mcg (100% DV)
Within RDA (1.0× RDA) 226 studies (A:10, B:105)
100 mcg (1666% DV)
41.7× RDA — above typical dose 139 studies (A:1, B:44)
100 mcg (33% DV)
3.3× RDA — above typical dose 27 studies (A:0, B:11)
100 mg (1000% DV)
20.0× RDA — above typical dose 2 studies — no high-quality reviews
100 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
50 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
45 mg
Within RDA (0.1× RDA) 38 studies (A:1, B:7)
Proprietary Herbal Base
22 mg

Other Ingredients

Vegetable Stearate Magnesium Stearate Cellulose Silica Magnesium Trisilicate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Info

Product Information

Directions for Use

One tablet daily, as a dietary supplement.

Formulation Notes

Continuous release Stress-B 100 with 500 mg. Vitamin C

No corn, soy, salt, gluten, milk & egg products, sugar, starch, or preservatives.

Our Continuous Release B-Complex tablets are formulated to provide a continuous and uniform release of B-Complex Vitamins over a 6 to 8 hour period.

Additional Information

Also available in 90 count

GMP Quality Assured Earth Friendly

% Daily Value

Each batch is laboratory tested to insure conformance to this rigid standard.

PR 239

Metadata

Product Details

UPC / SKU7 68305 23960 9
DSLD Entry Date2017-10-21
Product TypeOther Combinations
FormTablet or Pill
BrandHighland Laboratories
DSLD ID79481
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
148
Meta Analysis
82
Systematic Review
71
Rct
62
Clinical Trial
2
Regulatory Source
1
Cochrane Review
1
Narrative Review
1
Other
1
Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 PubMed DOI
View all evidence for Vitamin C →
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Vitamin C research Best Vitamin C All Vitamin C products More from Highland Laboratories View on NIH DSLD →

This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.